1 // Copyright (c) 2020 Google LLC 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 #ifndef SOURCE_FUZZ_FUZZER_PASS_DUPLICATE_REGIONS_WITH_SELECTIONS_H_ 16 #define SOURCE_FUZZ_FUZZER_PASS_DUPLICATE_REGIONS_WITH_SELECTIONS_H_ 17 18 #include "source/fuzz/fuzzer_pass.h" 19 20 namespace spvtools { 21 namespace fuzz { 22 23 // A fuzzer pass that iterates over the whole module. For each function it 24 // finds a single-entry, single-exit region with its constructs and their merge 25 // blocks either completely within or completely outside the region. It 26 // duplicates this region using the corresponding transformation. 27 class FuzzerPassDuplicateRegionsWithSelections : public FuzzerPass { 28 public: 29 FuzzerPassDuplicateRegionsWithSelections( 30 opt::IRContext* ir_context, TransformationContext* transformation_context, 31 FuzzerContext* fuzzer_context, 32 protobufs::TransformationSequence* transformations); 33 34 ~FuzzerPassDuplicateRegionsWithSelections() override; 35 36 void Apply() override; 37 }; 38 39 } // namespace fuzz 40 } // namespace spvtools 41 42 #endif // SOURCE_FUZZ_FUZZER_PASS_DUPLICATE_REGIONS_WITH_SELECTIONS_H_ 43